4.2 Energy Flow

What provides all of the energy for ecosystems?

• Photosynthesis

• radiant light

• Chemical reactions

• Heat

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What is the process by which autotrophic deep sea vent creatures transform energy?

• Cellular respiration

• Photosynthesis

• Chemosynthesis

• Fermentation

Which of the following are PRODUCTS of photosynthesis?

• Oxygen

• Carbon dioxide

• Water

• Glucose

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following polysaccharides can store glucose as a product of photosynthesis?

• Starch

• Glycogen

• Cellulose

• Nucleic Acids

Tags

NGSS.MS-LS1-6

Which process is used to release energy in heterotrophs?

• Producer

• Photosynthesis

• Chemosynthesis

• Cellular Respiration

Tags

NGSS.MS-LS1-7

What is excess energy taken in my heterotrophs released as?

• Light

• Sound

• Motion

• Heat

Tags

NGSS.HS-LS1-7

Which of the following are products of cellular respiration?

• Glucose

• Carbon Dioxide

• Celluose

• Hydrogen Gas

How much energy moves up the food chain at each trophic level?

• 1%

• 10%

• 20%

• 30%

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following is NOT a way that energy is lost when moving up the food chain?

• Heat

• Undigested Parts

• Urea & Waste products

• Break down of cellulose and starch into sugar

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

Which of the following is typically a limiting factor for plant growth?

• Sunshine availability

• Nutrients from the soil

• Heat available as longwave radiation

• Amount of Carbon Dioxide

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1